speed test

 import time

t1 = time.time()

s = 0

for i in range(10**5):

  s+=i

print(s)

t2 = time.time()

t = (t2-t1)

print(t)

s = list(range(1,10**5+1))

print(sum(s))

t3 = time.time()

t = t3 - t2

print(t)